/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package web;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Max
 */
public class Controller extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String cerca = request.getParameter("imageField.x");
        String filtro = request.getParameter("filtra");
        RequestDispatcher rd = null;
        ServletContext sc = getServletContext();
        rd = sc.getRequestDispatcher("/errore.html");
        String info = request.getParameter("vai");

        if (info != null) {
            rd = sc.getRequestDispatcher("/RegistraUtente");
        }

        info = request.getParameter("inputlogin");

        if (info != null) {
            rd = sc.getRequestDispatcher("/AutenticaUtente");
        }
        if ((cerca != null) || (filtro != null)) {
            rd = sc.getRequestDispatcher("/negozio.jsp");
        }
        info = request.getParameter("inputcommento");
        if (info != null) {
            rd = sc.getRequestDispatcher("/AggiungiCommento");
        }
        info = request.getParameter("add");
        if (info != null) {
            rd = sc.getRequestDispatcher("/AddCarrello");
        }

        info = request.getParameter("carrello");
        if (info != null) {
            rd = sc.getRequestDispatcher("/Compra");
        }
        rd.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
